Commit b4c61152 authored by unknown's avatar unknown
Browse files

Fix for BUG#7377. This fix adds the same implementation for... 

Fix for BUG#7377. This fix adds the same implementation for ha_myisammgr::index_type as in version 5.0.


mysql-test/r/merge.result:
  Added test result for BUG#7377.
mysql-test/t/merge.test:
  Added test for BUG#7377.
sql/ha_myisammrg.cc:
  Added implementation for handler::index_type.
sql/ha_myisammrg.h:
  Added implementation for handler::index_type.
parent 1548c6b7

mysql-test/r/merge.result

+5 −0
Original line number Diff line number Diff line
@@ -675,4 +675,9 @@ a b c 
1	2	0

1	1	1

1	1	0

show index from t3;

Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment

t3	1	a	1	a	A	NULL	NULL	NULL	YES	BTREE	

t3	1	a	2	b	A	NULL	NULL	NULL	YES	BTREE	

t3	1	a	3	c	A	NULL	NULL	NULL	YES	BTREE	

drop table t1, t2, t3;

mysql-test/t/merge.test

+3 −0
Original line number Diff line number Diff line
@@ -301,5 +301,8 @@ select a,b,c from t3 force index (a) where a=1 order by a,b,c; 
explain select a,b,c from t3 force index (a) where a=1 order by a desc, b desc, c desc;

select a,b,c from t3 force index (a) where a=1 order by a desc, b desc, c desc;



# BUG#7377 SHOW index on MERGE table crashes debug server

show index from t3;



drop table t1, t2, t3;

sql/ha_myisammrg.cc

+11 −0
Original line number Diff line number Diff line
@@ -35,6 +35,17 @@ 
const char **ha_myisammrg::bas_ext() const

{ static const char *ext[]= { ".MRG", NullS }; return ext; }



const char *ha_myisammrg::index_type(uint key_number)

{

  return ((table->key_info[key_number].flags & HA_FULLTEXT) ? 

	  "FULLTEXT" :

	  (table->key_info[key_number].flags & HA_SPATIAL) ?

	  "SPATIAL" :

	  (table->key_info[key_number].algorithm == HA_KEY_ALG_RTREE) ?

	  "RTREE" :

	  "BTREE");

}





int ha_myisammrg::open(const char *name, int mode, uint test_if_locked)

{

sql/ha_myisammrg.h

+1 −0
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ class ha_myisammrg: public handler 
  ~ha_myisammrg() {}

  const char *table_type() const { return "MRG_MyISAM"; }

  const char **bas_ext() const;

  const char *index_type(uint key_number);

  ulong table_flags() const

  {

    return (HA_REC_NOT_IN_SEQ | HA_AUTO_PART_KEY | HA_READ_RND_SAME |